ALGEBRA

the difference between forty-six and a number

• 46 x n
• 46/n
• n-46
• 46 − n

46 less than a number

• 46 - n
• n - 46
• 46 + n
• n + 46

5 times a number, minus 8  

• 5m - 8
• 5(m + 8)
• 8m + 5
• 8(m + 5)

The product of 6 and y..

• 6 + y
• 6y
• y - 6
• y / 6

s increased by 3

• s - 3
• 3s
• s + 3
• s / 3

5 less than  r

• 5 - r
• r - 5
• 5r
• r + 5

Simplify d + d + d + d =

• d⁴

• 4d

• d4

• 4 + d

What is the algebraic expression for "the sum of n and 9"?

• n - 9
• n + 9
• n/9
• 9n

What is the operation of the following expression?   x/5

• multiplication 
• addition 
• subtraction 
• division 

A symbol for an unknown value is called a _______________. It is usually a letter such as a, X or Y.

• Constant
• Coefficient
• Operator
• Variable